Staff Backend Engineer
Core
Design and optimize security architecture, risk control, and anti-fraud systems for a high-scale e-commerce platform.
Role type
Staff Backend Engineer (Security & Risk Control)
Builds
Scalable, highly available backend systems and platform-level security capabilities for Coupang's commerce ecosystem.
Domain
E-commerce, Distributed Systems, Security Engineering
Deliverable
production ML models | product features | infrastructure
Required skills
Distributed systems design, Security architecture, Traffic risk control, Anti-fraud systems, System stability under high concurrency, Open-source technologies
Preferred skills
Experience building platforms for transaction fraud detection or account security
Technologies
Open-source technologies
Responsibilities
Lead design and optimization of security and risk control modules; Collaborate with stakeholders to propose technical solutions for business pain points; Lead architecture reviews to ensure system stability and security; Work cross-functionally to enhance risk detection and prevention systems.
Seniority
Staff, hands-on technical leader
